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FindSubdomains
FindSubdomains

Top domains by number of subdomains 1 — 100

# Domain Subdomains Rank IP Region AS Organization
1 comcast.net Domain comcast.net Subdomains 26 185 665 Rank 19 345 IP 69.252.80.75 Region United States AS 7922 Organization Comcast Cable Communications, LLC
2 amazonaws.com Domain amazonaws.com Subdomains 19 843 271 Rank 87 IP 72.21.210.29 Region United States AS 16509 Organization Amazon.com, Inc.
3 level3.net Domain level3.net Subdomains 18 347 892 Rank 370 628 IP 4.68.80.110 Region United States AS 3356 Organization Level 3 Parent, LLC
4 easyblock.net Domain easyblock.net Subdomains 14 227 937 Rank ? IP 192.241.170.67 Region United States AS 14061 Organization DigitalOcean, LLC
5 compute.amazonaws.com Domain compute.amazonaws.com Subdomains 11 634 712 Rank ? IP Region AS Organization
6 rr.com Domain rr.com Subdomains 10 880 921 Rank 17 095 IP 71.74.186.228 Region United States AS 7843 Organization Charter Communications Inc
7 myvzw.com Domain myvzw.com Subdomains 10 329 291 Rank 529 886 IP 207.68.174.238 Region United States AS 8075 Organization Microsoft Corporation
8 res.rr.com Domain res.rr.com Subdomains 8 549 854 Rank ? IP Region AS Organization
9 bbtec.net Domain bbtec.net Subdomains 8 094 828 Rank ? IP 219.188.200.1 Region Japan AS 17676 Organization Softbank BB Corp.
10 compute-1.amazonaws.com Domain compute-1.amazonaws.com Subdomains 7 913 847 Rank ? IP Region AS Organization
11 spcsdns.net Domain spcsdns.net Subdomains 7 834 016 Rank ? IP Region AS Organization
12 akamaitechnologies.com Domain akamaitechnologies.com Subdomains 7 428 571 Rank ? IP Region AS Organization
13 static.akamaitechnologies.com Domain static.akamaitechnologies.com Subdomains 7 391 544 Rank ? IP Region AS Organization
14 deploy.static.akamaitechnologies.com Domain deploy.static.akamaitechnologies.com Subdomains 7 391 543 Rank ? IP Region AS Organization
15 t-ipconnect.de Domain t-ipconnect.de Subdomains 6 923 254 Rank ? IP Region AS Organization
16 dip0.t-ipconnect.de Domain dip0.t-ipconnect.de Subdomains 6 923 249 Rank ? IP Region AS Organization
17 ocn.ne.jp Domain ocn.ne.jp Subdomains 6 537 976 Rank 3 731 IP 153.254.170.142 Region Japan AS 2914 Organization NTT America, Inc.
18 sbcglobal.net Domain sbcglobal.net Subdomains 6 337 894 Rank 448 581 IP Region AS Organization
19 sfr.net Domain sfr.net Subdomains 6 241 443 Rank 228 663 IP Region AS Organization
20 rev.sfr.net Domain rev.sfr.net Subdomains 6 241 245 Rank ? IP Region AS Organization
21 outlook.com Domain outlook.com Subdomains 5 697 583 Rank 3 573 IP 40.97.153.146 Region United States AS 8075 Organization Microsoft Corporation
22 spectrum.com Domain spectrum.com Subdomains 5 596 897 Rank 4 774 IP 142.136.168.58 Region United States AS 3456 Organization Charter Communications Inc
23 protection.outlook.com Domain protection.outlook.com Subdomains 5 453 392 Rank ? IP Region AS Organization
24 mail.protection.outlook.com Domain mail.protection.outlook.com Subdomains 5 429 584 Rank ? IP Region AS Organization
25 cox.net Domain cox.net Subdomains 5 404 844 Rank 3 487 IP 45.60.45.167 Region United States AS 19551 Organization Incapsula Inc
26 dion.ne.jp Domain dion.ne.jp Subdomains 5 272 297 Rank ? IP Region AS Organization
27 res.spectrum.com Domain res.spectrum.com Subdomains 4 957 782 Rank ? IP Region AS Organization
28 ppp-bb.dion.ne.jp Domain ppp-bb.dion.ne.jp Subdomains 4 714 064 Rank ? IP Region AS Organization
29 telecomitalia.it Domain telecomitalia.it Subdomains 4 670 652 Rank 3 265 IP 156.54.82.96 Region Italy AS 20746 Organization Telecom Italia
30 charter.com Domain charter.com Subdomains 4 584 838 Rank 68 651 IP 142.136.81.135 Region United States AS 3456 Organization Charter Communications Inc
31 co.za Domain co.za Subdomains 4 452 081 Rank 112 351 IP 206.223.136.173 Region Mauritius AS 6968 Organization ZACR
32 googleusercontent.com Domain googleusercontent.com Subdomains 4 325 447 Rank 60 IP Region AS Organization
33 ttnet.com.tr Domain ttnet.com.tr Subdomains 4 322 301 Rank 24 333 IP 93.155.104.17 Region Turkey AS 47331 Organization Turk Telekom
34 bc.googleusercontent.com Domain bc.googleusercontent.com Subdomains 4 295 053 Rank ? IP Region AS Organization
35 verizon.net Domain verizon.net Subdomains 3 911 416 Rank 54 798 IP 192.16.31.26 Region United States AS 14153 Organization MCI Communications Services, Inc. d/b/a ...
36 hinet.net Domain hinet.net Subdomains 3 870 215 Rank 3 258 IP 202.39.253.9 Region Taiwan AS 3462 Organization Data Communication Business Group
37 us-west-2.compute.amazonaws.com Domain us-west-2.compute.amazonaws.com Subdomains 3 788 080 Rank ? IP Region AS Organization
38 35.bc.googleusercontent.com Domain 35.bc.googleusercontent.com Subdomains 3 787 489 Rank ? IP Region AS Organization
39 dynamic.ttnet.com.tr Domain dynamic.ttnet.com.tr Subdomains 3 604 119 Rank ? IP Region AS Organization
40 etisalat.com.eg Domain etisalat.com.eg Subdomains 3 215 503 Rank 87 947 IP 41.222.129.2 Region Egypt AS 36992 Organization Etisalat Misr
41 vivozap.com.br Domain vivozap.com.br Subdomains 3 180 027 Rank ? IP Region AS Organization
42 user.vivozap.com.br Domain user.vivozap.com.br Subdomains 3 180 024 Rank ? IP Region AS Organization
43 163data.com.cn Domain 163data.com.cn Subdomains 3 154 917 Rank 681 983 IP Region AS Organization
44 dynamic.163data.com.cn Domain dynamic.163data.com.cn Subdomains 3 154 908 Rank ? IP Region AS Organization
45 sky.com Domain sky.com Subdomains 3 145 372 Rank 1 712 IP 90.216.128.5 Region United Kingdom AS 5607 Organization Sky UK Limited
46 hostedemail.com Domain hostedemail.com Subdomains 3 123 511 Rank 162 601 IP Region AS Organization
47 bb.sky.com Domain bb.sky.com Subdomains 3 048 350 Rank ? IP Region AS Organization
48 dynamic-ip.hinet.net Domain dynamic-ip.hinet.net Subdomains 2 818 317 Rank ? IP Region AS Organization
49 qwest.net Domain qwest.net Subdomains 2 817 976 Rank ? IP 204.147.80.94 Region United States AS 209 Organization CenturyLink Communications, LLC
50 fl.comcast.net Domain fl.comcast.net Subdomains 2 766 041 Rank ? IP Region AS Organization
51 hsd1.fl.comcast.net Domain hsd1.fl.comcast.net Subdomains 2 766 021 Rank ? IP Region AS Organization
52 wanadoo.fr Domain wanadoo.fr Subdomains 2 636 429 Rank ? IP 193.252.122.103 Region France AS 24600 Organization Orange
53 abo.wanadoo.fr Domain abo.wanadoo.fr Subdomains 2 635 438 Rank ? IP Region AS Organization
54 vodafone-ip.de Domain vodafone-ip.de Subdomains 2 621 216 Rank ? IP Region AS Organization
55 pools.vodafone-ip.de Domain pools.vodafone-ip.de Subdomains 2 621 086 Rank ? IP Region AS Organization
56 ca.comcast.net Domain ca.comcast.net Subdomains 2 564 929 Rank ? IP Region AS Organization
57 hsd1.ca.comcast.net Domain hsd1.ca.comcast.net Subdomains 2 564 922 Rank ? IP Region AS Organization
58 home.ne.jp Domain home.ne.jp Subdomains 2 563 325 Rank 147 377 IP Region AS Organization
59 rev.home.ne.jp Domain rev.home.ne.jp Subdomains 2 558 734 Rank ? IP Region AS Organization
60 mycingular.net Domain mycingular.net Subdomains 2 550 059 Rank ? IP 208.62.68.130 Region United States AS 6389 Organization AT&T Corp.
61 business.telecomitalia.it Domain business.telecomitalia.it Subdomains 2 535 110 Rank ? IP 217.57.131.136 Region Italy AS 3269 Organization Telecom Italia
62 xo.net Domain xo.net Subdomains 2 500 799 Rank ? IP 207.155.252.73 Region United States AS 4908 Organization MCI Communications Services, Inc. d/b/a ...
63 us.xo.net Domain us.xo.net Subdomains 2 500 676 Rank ? IP 207.155.184.74 Region United States AS 2828 Organization MCI Communications Services, Inc. d/b/a ...
64 ptr.us.xo.net Domain ptr.us.xo.net Subdomains 2 497 025 Rank ? IP Region AS Organization
65 ucom.ne.jp Domain ucom.ne.jp Subdomains 2 335 637 Rank 157 969 IP Region AS Organization
66 ftth.ucom.ne.jp Domain ftth.ucom.ne.jp Subdomains 2 335 621 Rank ? IP Region AS Organization
67 in-addr.arpa Domain in-addr.arpa Subdomains 2 249 735 Rank ? IP Region AS Organization
68 telia.com Domain telia.com Subdomains 2 229 029 Rank 47 479 IP 81.236.63.162 Region Sweden AS 3301 Organization Telia Company AB
69 embarqhsd.net Domain embarqhsd.net Subdomains 2 179 186 Rank ? IP 64.45.201.2 Region United States AS 2379 Organization CenturyLink Communications, LLC
70 pa.comcast.net Domain pa.comcast.net Subdomains 2 145 498 Rank ? IP Region AS Organization
71 hsd1.pa.comcast.net Domain hsd1.pa.comcast.net Subdomains 2 145 483 Rank ? IP Region AS Organization
72 retail.telecomitalia.it Domain retail.telecomitalia.it Subdomains 2 134 538 Rank ? IP Region AS Organization
73 wd2go.com Domain wd2go.com Subdomains 2 047 555 Rank 105 257 IP Region AS Organization
74 eu-west-1.compute.amazonaws.com Domain eu-west-1.compute.amazonaws.com Subdomains 2 007 228 Rank ? IP Region AS Organization
75 indosat.com Domain indosat.com Subdomains 2 005 916 Rank 670 423 IP 202.152.57.171 Region Indonesia AS 4800 Organization Network Access Provider and Internet Ser...
76 resources.indosat.com Domain resources.indosat.com Subdomains 2 005 754 Rank ? IP Region AS Organization
77 sl-reverse.com Domain sl-reverse.com Subdomains 1 991 595 Rank ? IP Region AS Organization
78 static.sl-reverse.com Domain static.sl-reverse.com Subdomains 1 991 594 Rank ? IP Region AS Organization
79 ip4.static.sl-reverse.com Domain ip4.static.sl-reverse.com Subdomains 1 991 552 Rank ? IP Region AS Organization
80 vsnl.net.in Domain vsnl.net.in Subdomains 1 982 218 Rank 151 316 IP Region AS Organization
81 rima-tde.net Domain rima-tde.net Subdomains 1 978 696 Rank ? IP Region AS Organization
82 ono.com Domain ono.com Subdomains 1 936 135 Rank 44 191 IP 62.42.230.17 Region Spain AS 6739 Organization Vodafone Ono, S.A.
83 user.ono.com Domain user.ono.com Subdomains 1 935 781 Rank ? IP Region AS Organization
84 b.hostedemail.com Domain b.hostedemail.com Subdomains 1 897 332 Rank ? IP Region AS Organization
85 cust.b.hostedemail.com Domain cust.b.hostedemail.com Subdomains 1 897 266 Rank ? IP Region AS Organization
86 or.jp Domain or.jp Subdomains 1 879 685 Rank ? IP Region AS Organization
87 il.comcast.net Domain il.comcast.net Subdomains 1 857 653 Rank ? IP Region AS Organization
88 hsd1.il.comcast.net Domain hsd1.il.comcast.net Subdomains 1 857 650 Rank ? IP Region AS Organization
89 telenor.se Domain telenor.se Subdomains 1 823 681 Rank 59 497 IP 195.54.99.5 Region Sweden AS 2119 Organization Telenor Norge AS
90 gvt.net.br Domain gvt.net.br Subdomains 1 794 028 Rank 560 579 IP 200.139.127.26 Region Brazil AS 18881 Organization TELEFÔNICA BRASIL S.A
91 jlccptt.net.cn Domain jlccptt.net.cn Subdomains 1 763 243 Rank ? IP Region AS Organization
92 adsl-pool.jlccptt.net.cn Domain adsl-pool.jlccptt.net.cn Subdomains 1 763 234 Rank ? IP Region AS Organization
93 frontiernet.net Domain frontiernet.net Subdomains 1 763 061 Rank 831 071 IP 66.133.129.5 Region United States AS 5650 Organization Frontier Communications of America, Inc.
94 east.verizon.net Domain east.verizon.net Subdomains 1 752 553 Rank ? IP Region AS Organization
95 dhcp.embarqhsd.net Domain dhcp.embarqhsd.net Subdomains 1 742 350 Rank ? IP Region AS Organization
96 proxad.net Domain proxad.net Subdomains 1 722 834 Rank 256 575 IP 212.27.48.10 Region France AS 12322 Organization Free SAS
97 fios.verizon.net Domain fios.verizon.net Subdomains 1 683 429 Rank ? IP Region AS Organization
98 prod-infinitum.com.mx Domain prod-infinitum.com.mx Subdomains 1 655 434 Rank ? IP Region AS Organization
99 ma.comcast.net Domain ma.comcast.net Subdomains 1 650 406 Rank ? IP Region AS Organization
100 hsd1.ma.comcast.net Domain hsd1.ma.comcast.net Subdomains 1 650 387 Rank ? IP Region AS Organization